Frequently Asked Questions (FAQs)

Q1: What is the maximum pressure the Yokogawa NFDV557-S00 S2 can withstand?
A1: The maximum pressure this valve can handle is 16 MPa (160 bar).

Q2: What materials are used in the construction of the valve?
A2: The valve body is made of stainless steel, and it uses PTFE seals for high resistance to chemicals and temperature extremes.

Q3: What is the flow coefficient (CV) of the NFDV557-S00 S2?
A3: The flow coefficient (CV) is 300, indicating a high flow capacity for efficient process control.

Q4: What is the operating temperature range of the valve?
A4: The Yokogawa NFDV557-S00 S2 can operate in temperatures ranging from -20°C to +150°C.

Q5: How is the valve actuated?
A5: This valve uses a pneumatic actuator, which provides fast and reliable actuation for precise flow control.

Q6: How much does the NFDV557-S00 S2 weigh?
A6: The weight of the NFDV557-S00 S2 is approximately 12.5 kg.

Q7: Can the NFDV557-S00 S2 be used for both liquids and gases?
A7: Yes, the valve is suitable for regulating both liquid and gas flows in various industrial applications.

Q8: Is the NFDV557-S00 S2 easy to install?
A8: Yes, the valve comes with flanged mounting (DIN/ANSI), making it easy to integrate into existing systems.

Q9: What industries can benefit from using this valve?
A9: The valve is ideal for industries such as chemical processing, oil & gas, power generation, water treatment, and HVAC systems.

Q10: What is the leakage class of this valve?
A10: The NFDV557-S00 S2 has a leakage class of ANSI/FCI 70-2, Class IV, which ensures minimal leakage during operation.